Ries, Al. Positioning : the battle for your mind / Al Ries, Jack Trout. - New Delhi : Tata McGraw-Hill, c2003. - viii, 213 p. ; 21 cm. ISBN: 9780070533752 Subjects--Topical Terms: Positioning (Advertising) Dewey Class. No.: 659.1 / RIE [ Shelf 72 ]